Mr. Sicars holds a Master’s Degree in Mechanical Engineering from Hanover University with specialisation in energy- and process engineering.
Mr. Sicars worked in the Research Center for Refrigeration and Heat Pumps in Germany, the final two years as the Center’s technical director. He was a consultant for eight years providing technical expertise, implementation and policy advice services related to environmental issues; at the same time, he undertook a number of research projects for a wide variety of clients such as
international industries, NGOs and governments. He was co-ordinating lead author for IPCC and received the US-EPA Ozone Award.
For ten years, he was a Senior Programme Officer with the Multilateral Fund for the Implementation of the Montreal Protocol on Substances that Deplete the Ozone Layer, developing policies and negotiating strategy as well as projects and project management arrangements.
In June 2014, Mr. Sicars became Director of the then Montreal Protocol Branch of UNIDO, and, in February 2015, he was appointed Director of the Department of Environment. Through the implementation of projects, the Department of Environment of UNIDO covers areas such as circular economy including cleaner production, resource efficiency, recycling and e-waste but also issues pertaining to sustainable access of industries to water, in particular with increasing climate change, the management of persistent organic pollutants as well as mercury, emission reduction of non-CO2 climate gases and the phase-out of ozone depleting substances.